Linux System Engineer (RHEL / Ansible) — Freelance — Brussels

Project overview

Our client is a European electricity transmission network manager, operating in Belgium and Germany. Within the IT infrastructure team, you will provide advanced support for its Linux environment: containers, VMs, and physical servers in a large-scale critical environment. Part of the time will be dedicated to automation and R&D (technology evaluation, prototypes).

Missions

• Provide L2/L3 support for the Red Hat Enterprise Linux environment: diagnose and resolve OS incidents, handle service requests within SLAs
• Manage the RHEL lifecycle end-to-end using Red Hat Satellite 6.x (provisioning, patching, lifecycle management)
• Perform performance tuning, troubleshooting, and OS diagnostics
• Implement system changes within an ITIL framework (incident, problem, change) and conduct root cause analyses with sustainable corrective actions
• Develop and maintain automation using Ansible Automation Platform (playbooks, roles, workflows) and integrate it with CI/CD pipelines (GitLab / Azure DevOps)
• Connect automation to monitoring and operational workflows (remediation, reporting)
• Operate containers within the Red Hat ecosystem (Podman / OCI): lifecycle and monitoring
• Collaborate with security, network, and storage teams to maintain secure, compliant, and well-monitored environments
• Participate in R&D initiatives: monitoring, evaluation of new technologies, prototypes

Project details

• Start: flexible
• Remote: hybrid
• Location: Brussels, Belgium, BE
• Rate: 75-75 EUR/h
• Languages: French